Features CAN-Bus connectivity for more advanced tuning — gain up to 35hp/40lb-ft on a stock car, 90hp/70lb-ft on a modified car
Not for sale or use in the state of California.
Offers smoother and quicker shifts and a higher torque limit thanks to increased clamping pressure
This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next business day.
For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade.
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade.
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade.
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! This upgrade must be performed at ECS Tuning's facility in Ohio.
Average gain of 161 horsepower and 201 lb-ft of torque on 91 Octane
5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada. For vehicles with DSG transmission only
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires Unitronic Stage 2 TCU Performance Software in addition to other hardware upgrades. Please see description for details.
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369229
Mfg#:
18TSI-IS38-2+D
In Stock
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1700.00
This product was last offered at the strikethrough price on 07-19-2026
Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires Unitronic 3 Inch Downpipe
Brand:
ES#:
4369226
Mfg#:
18TSI-IS12-2D-UC
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1599.99
This product was last offered at the strikethrough price on 07-19-2026
Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Brand:
ES#:
4369223
Mfg#:
18TSI-IS12-1+D
In Stock
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1300.00
This product was last offered at the strikethrough price on 07-19-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369227
Mfg#:
18TSI-IS20-2D
In Stock
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1550.00
This product was last offered at the strikethrough price on 07-19-2026
Gain up to 131 horsepower and 125 lb-ft of torque on 93 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next Requires IS20 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
